NOTE: Dash indicates no workers in this category or datadid not meet publication criteria. For definitions of majorplans, key provisions, and related terms, see the "Glossaryof Employee Benefit Terms" atwww.bls.gov/ncs/ebs/glossary20112012.htm.

2The categories are based on the average wage foreach occupation surveyed, which may include workers withearnings both above and below the threshold. The averagewages are based on the estimates published in the"National Compensation Survey: Occupational Earnings inthe United States, 2010." See Technical Note for moredetails.